class nArray{
private:
	unsigned char * nmers;
	int n;
	int array_size;
	bool string_to_number(char *& seq, unsigned char & value);
	bool number_to_string(unsigned char & value, char *& seq);

public:
	nArray(char *& sequence, int len, int word_size);
	int get_array_size();
	int get_nmer_size();
	bool get_nmer_string(int index, char *& seq);
	bool get_nmer_number(int index, unsigned char & value);

};
